package com.atguigu.kafka.producer;

import org.apache.kafka.clients.producer.*;
import org.apache.kafka.common.serialization.StringSerializer;

import java.util.Properties;

public class CustomerProducerCallback {
    public static void main(String[] args) throws InterruptedException {

        //0.配置
        Properties properties = new Properties();

        //连接集群
        properties.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,"192.168.100.7:9092");

        //指定对应的key和value
        properties.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName());
        properties.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName());

        //1.创建kafka生产者对象
        KafkaProducer<String, String> kafkaProducer = new KafkaProducer<>(properties);
        //2.发送数据
        for (int i = 0; i < 500; i++) {
            kafkaProducer.send(new ProducerRecord<>("first", "atguigu" + i), new Callback() {
                @Override
                public void onCompletion(RecordMetadata recordMetadata, Exception e) {
                    if (e == null) {
                        System.out.println("主题："+recordMetadata.topic()+" 分区："+recordMetadata.partition()+" 偏移量："+recordMetadata.offset());
                    }
                }
            });
            Thread.sleep(1);
        }

        //3.关闭资源
        kafkaProducer.close();
    }
}
